From 904fa4d94f30825bec490133ff402c6350f45e26 Mon Sep 17 00:00:00 2001
From: Sam Atman
Date: Wed, 4 Feb 2026 21:21:14 -0500
Subject: Teasing out canonicalization

After coping with a spuriously broken autohash for awhile, I got the
one remaining hash table moved into memory, so there's no further
reason to put up with allocation of basic structures.

So that's nice.
---
 src/comptime_map.zig | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'src/comptime_map.zig')

diff --git a/src/comptime_map.zig b/src/comptime_map.zig
index b2c4d11..d41f6f8 100644
--- a/src/comptime_map.zig
+++ b/src/comptime_map.zig
@@ -28,7 +28,7 @@ pub fn ComptimeHashMap(comptime K: type, comptime V: type, comptime ctx: type, c
     };
 
     // ensure that the hash map will be at most 60% full
-    const size = if (@import("builtin").is_test) values.len else math.ceilPowerOfTwo(usize, values.len * 5 / 3) catch unreachable;
+    const size = math.ceilPowerOfTwo(usize, values.len * 5 / 3) catch unreachable;
     comptime var slots = [1]Entry{.{}} ** size;
     comptime var distance: [size]usize = .{0} ** size;
 
@@ -148,6 +148,15 @@ test "auto comptime hash map" {
     try testing.expect(map.get(4_000_000) == null);
 }
 
+test "array pair comptime hash map" {
+    const map = AutoComptimeHashMap([2]u32, u21, .{
+        .{ .{ 2, 3 }, 5 },
+        .{ .{ 42, 56 }, 12 },
+        .{ .{ 2, 4 }, 6 },
+    });
+    try testing.expect(map.has(.{ 2, 4 }));
+}
+
 const std = @import("std");
 const hash_map = std.hash_map;
 const testing = std.testing;
@@ -174,3 +183,4 @@ const math = std.math;
 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 // SOFTWARE.
+
-- 
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